Another interesting mix: Chief Justice Roberts joined the liberal members in the majority.

The Supreme Court on Friday put new restraints on law enforcement’s access to the ever-increasing amount of private information about Americans available in the digital age.

In the specific case before the court, the justices ruled that authorities generally must obtain a warrant to gain access to cell-tower records that can provide a virtual timeline and map of a person’s whereabouts.

Chief Justice John G. Roberts Jr. wrote the 5 to 4 decision, in which he was joined by the court’s liberal members. Each of the dissenting conservatives wrote separate opinions.

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Unfortunately, the case in question involved an armed robber, but is there ever a clean boundary between a ruling helping the law-abiding and the lawless? Still a +1 for privacy in my book.